"What we’re witnessing is a nebula’s evolution in real time."

Using our @NASAHubble Space Telescope, astronomers have observed a rare sight: the Stingray nebula has drastically dimmed in brightness and changed shape. What they've learned: https://t.co/EAmq0wv5la pic.twitter.com/Glg4YSpymL

— NASA (@NASA) December 3, 2020